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40 lines
1.1 KiB
HTML
40 lines
1.1 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<body>
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<h1>Data push using REST demo</h1>
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<div id="UI" style="background: #fff; border:1px solid black; height: 10em; padding: 0.5em; overflow:auto;"></div>
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<div style="margin-top: 1em;">Event log:</div>
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<div id="log" style="background: #eee; height: 10em; padding: 0.5em; overflow:auto;"></div>
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</body>
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<script>
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var ui = document.getElementById('UI');
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var log = document.getElementById('log');
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var version = 0;
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const refreshUI = d => ui.innerHTML = JSON.stringify(d, null, 2)
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const watch = function() {
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var tid;
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fetch('/api/data', {method: 'POST', body:JSON.stringify({version})})
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.then(r => r.json())
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.then(r => {
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if (r.status) {
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log.innerHTML += 'Status: ' + r.status + '<br/>';
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} else {
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version = r.version;
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log.innerHTML += 'Version: ' + version + '<br/>';
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refreshUI(r.data);
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}
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})
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.catch(err => console.log(err));
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clearTimeout(tid);
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tid = setTimeout(watch, 1000);
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};
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watch();
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</script>
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</html>
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